(Encyclopedia) neutrinoneutrinon&oomacr;trēˈnō [key] [Ital.,=little neutral (particle)], elementary particle with no electric charge and a very small mass emitted during the decay of certain…
(Encyclopedia) tuna or tunny, game and food fishes, the largest members of the family Scombridae (mackerel family) and closely related to the albacore and bonito. They have streamlined bodies with…
State symbols have been around since 1893, when the World Fair in Chicago featured a National Garland of Flowers with a flower for each of the fifty states. While these flowers didn’t necessarily…
Acute radiation syndrome, reactor meltdown, and nuclear disaster are all scary terms. Learn about what the terms mean in relation to Japan's 2011 crisis. By Jennie Wood…
Drainage SystemAnatomy and PhysiologyCardiovascular and Lymphatic CirculationVessels To and FroHere, There, EverywhereGoing Their Separate WaysOh, the Pressure!Drainage System As you saw in The…
Size in the MicrocosmTheories of the UniverseForces, Particles, and Some Cosmological GlueSize in the MicrocosmThe Forces You Already KnowThe Particle ZooThe Last Train to Quarkville I'd like to…
Solar panelsTemperature controlHeat regulationIdeal body temperatureFuzzy raptorScientists cannot agree whether dinosaurs were coldblooded or warm-blooded. Cold-blooded animals, such as reptiles,…
Harry Potter, Cast at Last
A young actor gets ready to enroll in Hogwarts by Holly Hartman
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The Columbia Encyclopedia is easy to use. All articles are arranged alphabetically with each article heading in boldface type. The headings of biographical articles are inverted and alphabetized by…
You’ve probably heard of the theory of relativity. And you may even know that motion, mass, energy, time and space are all relative. But if you’re confused about what any of that actually means…
